1. (

• breast ,
• bosom ,
• knocker ,
• boob ,
• tit ,
• titty

) either of two soft fleshy milk-secreting glandular organs on the chest of a woman ;

2. (

• nipple ,
• mammilla ,
• mamilla ,
• pap ,
• teat ,
• tit ,

) the small projection of a mammary gland ;

3. (

• titmouse ,
• tit

) small insectivorous birds ;